[varina davis]

What am I missing?

I expect it's hard to scratch and claw if you're bound and gagged and have a gun at your head.

[Iwo Jima]

But you can't point a gun at two people's head at the same time. And you can't duct-tape two people at the same time. What was the one doing while he was doing whatever to the other? It requires some mental preparation, but these two girls should have been able to frustrate this guy's plans, if only they had been shown how.